/* 背景图片 */
.icon {
  width: 16px;
  height: 16px;
}
.bg {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  background-image: url(../images/bg.jpg);
  background-size: 100% 100%;
  background-position: center;
}

/* 登录页面头部 */


/* content 部分 */
.content {
  display: flex;
  width: 1200px;
  height: 400px;
  margin: 0 auto;
  background-image: url(../images/bg-main.png);
  background-size: 100% 100%;
  border-radius: 15px;
  /* X Y blur 颜色 */
  box-shadow: 20px 20px 27px #b1caf2;
}
.content .item {
  flex: 1 0 600px;
}

/* 登录说明 居中  */
.content-left {
  display: flex;
  justify-content: center;
  align-items: center;
}
.content-left .desc {
  width: 400px;
  color: #fff;
}
.content-left .desc h3 {
  line-height: 1.6em;
  font-size: 24px;
}
.content-left .desc p {
  font-size: 20px;
  line-height: 1.6em;
}

/* 右侧部分 */
.content-right {
  padding: 35px 50px;
}
.content-right .tab-nav {
  display: flex;
  justify-content: space-around;
  font-size: 30px;
  color: #033887;
}
.tab-nav .tab-title {
  cursor: pointer; /* 光标样式 */
  padding: 0 15px;
  /* text-decoration: underline; */
  border-bottom: 2px solid transparent; /* 透明边框*/
}
.tab-nav .tab-active {
  border-bottom: 2px solid #033887;
}
.tab-content {
  margin-top: 20px;
  padding: 20px 50px;
  background-image: url(../images/border-login.jpg);
  background-size: 100% 100%;
  height: 280px;
}

.do-extra {
  display: flex;
  justify-content: space-between;
}
.do-extra a {
  text-decoration: none;
  color: #222;
}

[type="checkbox"] {
  vertical-align: middle;
}

.btn {
  width: 100%;
  background-color: #033887;
  padding: 5px 0;
  color: #fff;
  font-size: 20px;
  border: none;
  border-radius: 7px;
  box-shadow: 3px 3px 10px #444;
}


